Home / 6,450.12-9,665.46-4,798.80

Finding the Fourth Proportional to 6,450.12, 9,665.46 and 4,798.80

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Solution

The fourth proportional to 6,450.12, 9,665.46 and 4,798.80 is: 7,190.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,450.12 : 9,665.46 = 4,798.80 : x
  2. Step 2: Convert to fraction form
    6,450.12/9,665.46 = 4,798.80/x
  3. Step 3: Cross multiply
    6,450.12x = 9,665.46 × 4,798.80
  4. Step 4: Simplify right side
    6,450.12x = 46,382,609.45
  5. Step 5: Solve for x
    x = 46,382,609.45/6,450.12
  6. Step 6: Final answer
    x = 7,190.97

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.